n.[C]

1. 军校学生；候补军官，候补警官
   He is a West Point cadet now.

   他现在是西点军校的学生了。

2. （常作名词修饰语）培训生，见习生
   He works as a cadet teacher.

   他在当见习教师。

3. 【罕】（常作名词修饰语）次子；幼子；弟弟

n.

1. a young trainee in the armed services or police.
   ▸a secondary school pupil who undergoes voluntary training in the armed services.
2. formal or archaic a younger son or daughter.
   ▸a junior branch of a family.